:root {
            --bg-dark: #18191a;
            --card-bg: #242526;
            --fb-blue: #1877f2;
            --text-main: #e4e6eb;
            --text-muted: #b0b3b8;
            --accent-green: #42b72a;
            --border-color: #3e4042;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: 'Poppins', 'Noto Sans Devanagari', sans-serif;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        /* --- NAVIGATION --- */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 40px;
            background: #242526;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--fb-blue);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-links { display: flex; gap: 15px; }

        .nav-links a {
            text-decoration: none;
            color: var(--text-main);
            font-size: 0.95rem;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 6px;
            transition: background 0.2s;
            background: #3a3b3c;
        }

        .nav-links a:hover { background: #4e4f50; }
        .nav-links a.active { background: var(--fb-blue); color: white; }

        @media (max-width: 600px) {
            .navbar { padding: 10px 15px; }
            .logo span { display: none; }
            .logo::after { content: 'FB Tools'; display: block; } 
            .nav-links a { font-size: 0.8rem; padding: 6px 10px; }
        }

        /* --- MAIN LAYOUT --- */
        .main-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            max-width: 1100px;
            margin: 40px auto;
            padding: 0 20px;
        }

        @media (max-width: 900px) {
            .main-container { grid-template-columns: 1fr; }
        }

        /* --- LEFT SIDE: CONTROLS --- */
        .control-panel {
            background: var(--card-bg);
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            border: 1px solid var(--border-color);
        }

        .label {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-bottom: 8px;
            display: block;
            font-weight: 600;
        }

        input[type="text"], select {
            width: 100%;
            background: #3a3b3c;
            border: 1px solid var(--border-color);
            color: white;
            padding: 12px;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 20px;
            box-sizing: border-box;
            outline: none;
        }
        input:focus, select:focus { border-color: var(--fb-blue); }

        .btn-generate {
            width: 100%;
            background: var(--fb-blue);
            color: white;
            border: none;
            padding: 14px;
            font-size: 1.1rem;
            font-weight: bold;
            border-radius: 8px;
            cursor: pointer;
            transition: transform 0.1s;
            margin-bottom: 10px;
        }
        .btn-generate:hover { background: #166fe5; }
        .btn-generate:active { transform: scale(0.98); }

        /* --- TRUST/INFO SECTION (New) --- */
        .info-section { margin-top: 30px; }
        
        .info-card {
            display: flex; gap: 15px; margin-bottom: 12px;
            background: rgba(58, 59, 60, 0.5); 
            padding: 15px; border-radius: 12px;
            border: 1px solid rgba(255,255,255,0.05);
        }
        
        .info-icon { 
            font-size: 1.2rem; background: #4e4f50; width: 35px; height: 35px; 
            display: flex; align-items: center; justify-content: center; border-radius: 8px; flex-shrink: 0; 
        }

        .info-content h4 { margin: 0 0 4px 0; font-size: 0.95rem; color: #fff; }
        .info-content p { margin: 0; font-size: 0.85rem; color: var(--text-muted); line-height: 1.4; }

        /* Disclaimer Box */
        .disclaimer-box {
            background: rgba(24, 119, 242, 0.1);
            border: 1px solid rgba(24, 119, 242, 0.3);
            border-radius: 10px;
            padding: 15px;
            margin-top: 20px;
            font-size: 0.8rem;
            color: #8ab4f8;
            line-height: 1.4;
        }

        /* --- RIGHT SIDE: PREVIEW & SEO --- */
        .right-panel {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        /* SEO Score Card (Dark Theme) */
        .score-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            text-align: center;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }
        
        .circle-wrap {
            position: relative;
            width: 100px;
            height: 100px;
            margin: 0 auto 15px;
            border-radius: 50%;
            background: conic-gradient(var(--fb-blue) 0%, #3a3b3c 0%);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 1s ease-out;
        }
        
        .circle-inner {
            width: 80px;
            height: 80px;
            background: var(--card-bg); /* Match card bg */
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--fb-blue);
        }

        /* FB Post Preview */
        .fb-post-card {
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            animation: slideIn 0.5s ease;
        }
        @keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

        .fb-header { padding: 12px 16px; display: flex; align-items: center; gap: 10px; }
        .user-pic { width: 40px; height: 40px; background: #4e4f50; border-radius: 50%; }
        .user-info h4 { margin: 0; font-size: 0.95rem; color: var(--text-main); }
        .user-info span { font-size: 0.8rem; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }
        
        .fb-content { padding: 4px 16px 16px 16px; font-size: 0.95rem; line-height: 1.5; white-space: pre-line; }
        .highlight-tags { color: var(--fb-blue); cursor: pointer; }
        .highlight-tags:hover { text-decoration: underline; }

        .fb-media-placeholder { width: 100%; height: 250px; background: #18191a; display: flex; align-items: center; justify-content: center; color: #4e4f50; font-weight: bold; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
        .fb-actions { display: flex; justify-content: space-between; padding: 8px 16px; color: var(--text-muted); font-size: 0.9rem; font-weight: 600; }
        .action-btn { cursor: pointer; padding: 6px 12px; border-radius: 4px; }
        .action-btn:hover { background: #3a3b3c; }